仅此而己 That's All

己欲立而立人，己欲达而达人 to achieve success; one should let others succeed as well.

你应当为自己而活 You gotta live your live

你应该为自己而活 You gotta live your life ; bridge you gotta live your life

他们应当为自己而活 they gotta live their lives

就自己而言 personally

只是一个名字而己 Just a name

为你自己而骄傲 be proud of yourself

而是用自己冷漠的心 But using one's indifferent heart

为自己而活 live for himself ; Live for yourself ; Living for themselves ; Ingratiate own living